Introduction to SQL Indexes can usually be created for both primary and secondary keys. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Most companies keep at least two versions of any database they are using. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL The HAVING clause acts like a WHERE clause, but it identifies groups that meet a criterion, rather than rows. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL In an SQL SELECT statement querying a single table, according to the SQL-92 standard the asterisk (*) means that: all records with even partial criteria met are to be returned. all columns of the table are to be returned. all records meeting the full criteria are to be returned. None of these all records with even partial criteria met are to be returned. all columns of the table are to be returned. all records meeting the full criteria are to be returned. None of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL To establish a range of values, < and > can be used. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL What is the meaning of LIKE '%0%0%' Feature begins with two 0's Feature has two 0's in it, at any position Feature ends with two 0's Feature has more than two 0's Feature begins with two 0's Feature has two 0's in it, at any position Feature ends with two 0's Feature has more than two 0's ANSWER DOWNLOAD EXAMIANS APP